Table 6.
Multivariable linear regression model.
| Predictor variable | SCL | HR | PA | NA |
|---|---|---|---|---|
| Ceiling height (A) | 0.358*** | −0.139** | −0.139* | 0.162** |
| Spatial openness (B) | 0.099 | −0.079* | −0.126* | 0.175** |
| Public space density (C) | 0.170** | −0.081 | −0.176** | 0.247*** |
| Interior wall decorations (D) | 0.033 | −0.030 | −0.104 | −0.110 |
| Natural light intensity (E) | 0.117* | 0.167** | −0.205** | 0.160** |
| Indoor noise (F) | 0.455*** | 0.178** | −0.256*** | 0.155** |
| Spatial color scheme (G) | −0.031 | −0.066 | −0.106 | −0.106 |
*** denotes p < 0.01; ** denotes p < 0.05; * denotes p < 0.1. Significance levels (p-values) are reported from exploratory ANOVA without correction for non-independence. They serve as descriptive screening indices rather than confirmatory inferential thresholds.